May 8
1567 – Shane O'Neill's army crosses the Swilly estuary at Farsetmore, and is defeated in a pitched battle by Hugh O'Donnell. Many drown while trying to escape; O'Neill loses1,300 men
1597 – Execution of Fiach MacHugh O’Byrne
1916 – Irish patriots, Michael Mallin, Eamonn Ceannt, Cornelius "Con" Colbert and Sean Heuston are executed in Kilmainham gaol
1945 – VE Day is marked in Dublin by small disturbances throughout the city which quickly turn into major disorder
2001 – A strike by more than 100 ATGWU drivers along the east coast causes havoc for 120,000 travellers who find themselves without suburban and inter-city train service; Dart service is cut in half

May 9
1650 – The Battle of Clonmel begins with the first of two assaults. Cromwell's forces are beaten back on this date by Black Hugh O'Neill. Eventually, Cromwell loses up to 2,000 men, but O'Neill, realizing he has a shortage of ammunition, secretly withdraws
1671 – Irish adventurer Colonel Thomas Blood dresses as a clergyman and attempts to steal the British crown jewels from the Tower of London. He is arrested in possession of the crown
1691 – Charles Chalmont (Marquis de Saint-Ruth; French general) is sent by Louis XIV to command the Irish army and arrives on this date
1709 – The Irish House of Lords expresses hope that union of Ireland and England will follow union of England and Scotland
1828 – Charles Kickham, Fenian, novelist, and author of Knocknagow, is born in Mullinahone, Co. Tipperary
1916 – Irish Patriot, Thomas Kent, is executed at Cork Detention Barracks
1932 – Éamon de Valera is elected Taoiseach
1982 – General Election results in Fianna Fáil victory winning 81 seats. Charles J. Haughey is elected as Taoiseach on the 50th Anniversary of the first Fianna Fáil Government in 1932.

May 10
1603 – In the revolt of the towns, or recusancy revolt, Catholic worship is re-established in Kilkenny and the main Munster towns between 11 April and this date, in the hope that James I will grant religious toleration; Mountjoy marches south and forces the towns to submit
1642 – A Catholic confederacy ('the Confederation of Kilkenny') is instituted to administer Catholic-controlled parts of the country pending a final settlement
1739 – John Thomas Troy, Catholic Archbishop of Dublin and opponent of revolution, is born in Castleknock, Co. Dublin
1804 – After resigning as Prime Minister following a disagreement with George III over Catholic Emancipation, William Pitt returns to office
1960 – Paul Hewson, better known as Bono, is born at the Rotunda Hospital in Dublin
1972 – In a referendum in the Republic, 83 per cent favour accession to the European Economic Community
1998 – Members of Sinn Féin vote to accept the Good Friday peace agreement, effectively acknowledging the north-south border

May 11
1745 – At the battle of Fontenoy (30 April/11 May according to the two calendars), near Tournai in modern Belgium, the Irish Brigade of the French army under Lieutenant Charles O'Brien repulses the British and wins the day. Those killed include (on the British side) Henry Ponsonby, MP for Innistiogue and a brother of Brabazon Ponsonby, 1st Earl of Bessborough
1788 – Presbyterian minister, Henry Cooke, is born at Grillagh, near Maghera, Co Derry. Cooke is famous for leading Ulster Presbyterianism away from the free-thinking radicalism which had spawned the United Irishmen's rising during his childhood
1916 – During the House of Commons debate on the Irish crises, John Dillon urges the cessation of executions
1937 – Debate on new Constitution commences
1967- The Republic of Ireland applies again to join the Common Market

May 12
563 – St Columcille establishes a community on Iona
1823 – Daniel O'Connell founds the Catholic Association, an organization dedicated to obtaining the franchise for Catholics
1916 – Irish Patriots, Seán MacDiarmada and James Connolly are executed at Kilmainham Gaol
1981 – Francis Hughes, Irish political prisoner, dies on hunger strike, in Maze Prison, near Lisburn, Co. Antrim. His death comes a week after the the death of Bobby Sands on 5 May, the first to die in a republican campaign for political status to be granted to IRA prisoners
1998 – British Chancellor Gordon Brown hands the Yes campaign in the North a monster financial boost when he unveils a bumper £315 million plan — over twice what was expected
1999 – US First Lady Hillary Rodham Clinton become the first woman to be granted the Freedom of Galway city, following in the footsteps of her country's former presidents, John F. Kennedy and Ronald Reagan
2003 – Dublin City Council votes by an overwhelming majority to call for the preservation of a house in Moore Street where the leaders of the 1916 Rising have their last meeting and decide to surrender to British forces.

May 13
1787 – On this date, which is a Sunday, Alderman Exshaw, accompanied by Archdeacon Hastings, is walking in Merrion Square, Dublin, when he encounters 'a great number of people, leaping, wrestling, shouting, etc.'. The archdeacon observes that this activity profanes the Sabbath and is a disgrace to Exshaw's district. The latter orders the police to advance and disperse the crowd with fixed bayonets. The MPs Richard Griffith, Henry Hatton and Sir John Freke intervene, and Griffith asks Exshaw 'to consider what he was about to do; that he had no right to order his men to fire without reading the Riot Act, and that if they fired, they must kill many innocent persons'. These words, according to Exshaw later, encourage the mob, and they immediately attack the police with stones. Exshaw will admit that there was no riot before he ordered the police to disperse the crowd, 'that some of his men were drunk, but not so much so, he said as to render them incapable of doing their duty; that it was with great difficulty he prevented them from firing on the mob'. Griffith will be found guilty of instigating a riot, and considered lucky not to be hanged
1848 – The Irish Confederation splits; John Mitchel starts the militant United Irishman; he is arrested on this date and is sentenced to 14 years transportation under the new Treason-Felony Act
1919 – Dan Breen and Seán Treacy rescue their comrade Seán Hogan from a Dublin-Cork train at Knocklong, Co. Limerick; two policemen guarding him are killed
1945 – In a radio broadcast, Churchill accuses de Valera's government of frolicking with the Germans and Japanese

1981 – Pope John Paul II survives an assassination attempt in St Peter's Square, Rome
1998 – Delegates at the Church of Ireland Synod in Dublin vote down a proposal that the church stop investing in companies involved in the production and selling of arms
1998 – Taoiseach Bertie Ahern calls on Sinn Féin and the IRA to state unequivocally that the war in Northern Ireland is over
1998 – The British Government appoints Adam Ingram as "Minister for Victims" to co-ordinate a drive towards new proposals to help the forgotten victims of terrorist violence in Northern Ireland
2000 – More than 3,500 people march through the centre of Dublin to show their opposition to the rising levels of racism directed at refugees

May 14
1660 – Charles II is proclaimed king in Dublin, six days after London, thus ending Cromwell's reign as Lord Protector and beginning a brief and limited Catholic Restoration
1784 – Foster's Corn Law regulates the corn trade
1974 – The Ulster Workers' Council declares a general strike; Faulkner and the unionist members of the executive resign on 28 May; direct rule is reimposed the following day and the strike is called off. Power-sharing is dead
1998 – The leaders of the five main Dáil parties join forces in urging Sinn Féin and the IRA to publicly declare that the "war is over" and that weapons are redundant